Brush head



FIG. 1 is a perspective view of the brush head;

FIG. 2 is a side elevation;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a side elevation taken opposite FIG. 2;

FIG. 6 is a front end elevation; and,

FIG. 7 is a rear end elevation. 

The ornamental design for a brush head, as shown and described. 